Home / 30,207.37-41,683.12-17,639.41

Finding the Fourth Proportional to 30,207.37, 41,683.12 and 17,639.41

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Solution

The fourth proportional to 30,207.37, 41,683.12 and 17,639.41 is: 24,340.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,207.37 : 41,683.12 = 17,639.41 : x
  2. Step 2: Convert to fraction form
    30,207.37/41,683.12 = 17,639.41/x
  3. Step 3: Cross multiply
    30,207.37x = 41,683.12 × 17,639.41
  4. Step 4: Simplify right side
    30,207.37x = 735,265,643.76
  5. Step 5: Solve for x
    x = 735,265,643.76/30,207.37
  6. Step 6: Final answer
    x = 24,340.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.